<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>3D旋转画廊</title>
    <link
      rel="stylesheet"
      href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.2/css/all.min.css"
      crossorigin="anonymous"
      referrerpolicy="no-referrer"
    />
    <style>
      body {
        margin: 0;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        height: 100vh;
        justify-content: center;
        background-color: black;
        overflow: hidden;
      }
      .image-container {
        width: 200px;
        height: 200px;
        transform-style: preserve-3d;
        transform: perspective(1000px) rotateY(0deg);
        transition: transform 0.7s;
      }
      .image-container span {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        transform: rotateY(calc(var(--i) * 90deg)) translateZ(400px);
      }
      .image-container span img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        aspect-ratio: 1/1;
        -o-object-fit: cover;
        object-fit: cover;
      }
      .btn-container {
        position: relative;
        width: 80%;
      }
      .btn {
        position: absolute;
        bottom: -140px;
        background-color: slateblue;
        color: white;
        border: none;
        padding: 10px 30px;
        border-radius: 5px;
        cursor: pointer;
        font-size: 20px;
      }
      .btn:hover {
        filter: brightness(1.5);
      }
      #prev {
        left: 20%;
      }
      #next {
        right: 20%;
      }
    </style>
  </head>
  <body>
    <div class="image-container">
      <span style="--i: 1"
        ><img
          src="https://pic.rmb.bdstatic.com/bjh/240709/dump/642a76897b5a09c4045857b5202ef43b.jpeg" /></span
      ><span style="--i: 2"
        ><img
          src="https://p8.itc.cn/images01/20231103/ed19cf8c13e448d2af1d97c437cf97d8.jpeg" /></span
      ><span style="--i: 3"
        ><img
          src="https://pic.rmb.bdstatic.com/bjh/240709/dump/acf16e2f1a8cb09f0ca6e460371dbc02.jpeg" /></span
      ><span style="--i: 4"
        ><img
          src="https://p6.itc.cn/images01/20231028/67683d3e4edd4202a0397201940cbd84.jpeg"
      /></span>
    </div>
    <div class="btn-container">
      <button class="btn" id="prev">
        <i class="fa-solid fa-rotate-left"></i></button
      ><button class="btn" id="next">
        <i class="fa-solid fa-rotate-right"></i>
      </button>
    </div>
    <script>
      const imageContainerEl = document.querySelector(".image-container");
      const prevEl = document.getElementById("prev");
      const nextEl = document.getElementById("next");
      let x = 0;
      prevEl.addEventListener("click", () => {
        x += 90;
        updateGallery();
      });
      nextEl.addEventListener("click", () => {
        x -= 90;
        updateGallery();
      });
      function updateGallery() {
        imageContainerEl.style.transform = `perspective(1000px)rotateY(${x}deg)`;
      }
      updateGallery();
    </script>
  </body>
</html>
